Hair treatment composition
Patent 5665338 Issued on September 9, 1997. Estimated Expiration Date: 
October 30, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 30, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesCosmetic composition Hair treatment composition Patent #: 5200175 InventorsAssigneeApplicationNo. 550517 filed on 10/30/1995US Classes:424/70.51, Cysteine, cysteamine, or derivatives thereof424/70.5Sulfur compound containingExaminersPrimary: Venkat, JyothsnaAttorney, Agent or FirmInternational ClassA61K 007/09Foreign Application Priority Data1992-11-30 JPAbstractA hair treatment composition comprising (A) a keratin-reducing substance; and (B) a nonionic amphiphatic compound which contains at least one long-chain branched alkyl or alkenyl group per molecule, and which has an HLB of 2-12, the compound itself or a mixture of the compound and water maintaining a liquid crystal structure at a temperature ranging from 0°-50° C. The composition possesses excellent moisturizability, smoothness and softness, exhibits a remarkably high conditioning effect which is sustainable, and exhibits the effects of reducing damage to the hair and preventing the occurrence of split hairs, and imparting gloss to the hair. | |
